單項(xiàng)選擇題

Releasing oil from the sea anchor of a lifeboat may（）.

A.keep the propeller from being fouled
B.increase propeller speed
C.help calm the waves in the vicinity of the craft
D.increase the holding power of the sea anchor

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單項(xiàng)選擇題

On a vessel，if someone fell overboard and you did not know over which side the person fell，you should（）.

A.immediately reverse the engines
B.stop the propellers from turning and throw a ring buoy over the side
C.increase speed to full to get the vessel away from the person
D.first put the rudder hard over in either direction

單項(xiàng)選擇題

On a ship，a fire pump may be used for other purposes if（）.

A.the other services are run off a reducing station with a pressure gage
B.a separate fire pump is available for use on the fire main
C.all other services are operated by a manifold near the pump
D.All of the above

Releasing oil from the sea anchor of a lifeboat may（）.

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On a vessel，if someone fell overboard and you did not know over which side the person fell，you should（）.

On a ship，a fire pump may be used for other purposes if（）.

On a vessel，if someone fell overboard and you did not know over which side the person fell，you should（）.

On a ship，a fire pump may be used for other purposes if（）.